Physician Profile
Unclaimed ProfileAbout XU
Mark Chu Xu, MD is a healthcare provider in San Francisco, CA specialising in orthopedic surgery. Mark trained at University of Manitoba, Faculty of Medicine, graduating in 2016. Mark is also listed as specialising in orthopaedic surgery of the spine, orthopaedic trauma, and orthopaedic surgery.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Xu specialise in?
Dr. Xu is an orthopedic surgeon in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
Where is Dr. Xu located?
Dr. Xu is listed at 2540 23RD ST BLDG 7, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Xu's phone number?
The number on file is (415) 476-2124. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Xu?
Dr. Xu's National Provider Identifier is 1003699471. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Xu go to medical school?
Dr. Xu attended University of Manitoba, Faculty of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Xu have?
Dr. Xu has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Xu do most often?
According to Medicare billing data, Dr. Xu performs procedures including treatment of broken neck of thigh bone with bone implant, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Xu's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Xu. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 476-2124
- Email not available
Practice Locations
2540 23RD ST BLDG 7
San Francisco, CA 94143
Procedures Most Often Billed to Medicare
22 services · 22 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Treatment of broken neck of thigh bone with bone implant | Procedure | 27245 |
11 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
11 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other orthopedic surgeons at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 20 related providers in 4 groups
Other orthopedic surgeons in San Francisco 8
Same specialty, same city.
Trained at University of Manitoba, Faculty of Medicine 3
Other providers in the same specialty who trained at the same institution.
Class of 2016 at University of Manitoba, Faculty of Medicine 1
Providers who graduated from the same medical school in the same year.
Also performs Treatment of broken neck of thigh bone with bone implant 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.